Summary

Gets the Y coordinate of the top-left corner of the window's viewport, in screen coordinates.

Note: This coordinate is reported in CSS pixels, not in hardware pixels. That means it can be affected by the zoom level; to compute the actual number of physical screen pixels, you should use thensIDOMWindowUtils.screenPixelsPerCSSPixel property.

Syntax

screenY = window.mozInnerScreenY;

Value

screenY stores the window.mozInnerScreenY property value.

The window.mozInnerScreenY property is a floating point, read-only value; it has no default value.